Table 3.16 Cost stream, Mae-ton-luang, combined option, with forest protection, 1997-2001 (baht)

Year	cost of power electric purchase	cost of operation	Equipment	Transmission line improvement	Maintenance cost	Operation cost	Forest protection cost	Opportunity cost	Total	PV of Cost r=10%	PV of Cost R=12%	PV of Cost r=15%
1997	92,444	1,020,500	1,076,000	350,000	172,380	172,380	1,409,070	258,780	4,679,174	4,253,837	4,178,034	4,069,010
1998	94,293	-	-	-	-	172,380	1,409,070	258,780	1,934,523	1,598,110	1,542,202	1,462,693
1999	96,179	-	-	-	-	172,380	1,409,070	258,780	1,936,409	1,454,824	1,378,336	1,273,189
2000	98,102	-	-	-	-	172,380	1,409,070	258,780	1,938,332	1,323,881	1,231,810	1,108,338
2001	100,064	-	-	-	-	172,380	1,409,070	258,780	1,940,294	1,204,729	1,100,923	964,714
2002	102,066	-	-	-	-	172,380	1,409,070	258,780	1,942,296	1,096,426	983,967	839,655
2003	104,107	-	-	-	-	172,380	1,409,070	258,780	1,944,337	997,833	879,424	730,876
2004	106,189	-	-	-	-	172,380	1,409,070	258,780	1,946,419	908,005	786,159	636,284
2005	108,313	-	-	-	-	172,380	1,409,070	258,780	1,948,543	826,377	702,645	553,971
2006	110,479	-	-	-	-	172,380	1,409,070	258,780	1,950,709	751,998	628,128	482,215
2007	112,688	-	-	350,000	300,000	172,380	1,409,070	258,780	2,602,918	912,322	748,339	559,367
2008	114,942	-	-	-	-	172,380	1,409,070	258,780	1,955,172	622,918	501,893	365,422
2009	117,241	-	-	-	-	172,380	1,409,070	258,780	1,957,471	567,079	448,652	318,089
2010	119,586	-	-	-	-	172,380	1,409,070	258,780	1,959,816	516,020	400,978	276,922
2011	121,978	-	-	-	-	172,380	1,409,070	258,780	1,962,208	469,753	358,495	241,155
Total	1,598,671	1,020,500	1,076,000	700,000	600,000	2,585,700	21,136,050	3,881,700	32,598,621	17,504,112	15,869,985	13,881,900

Table 3.19 Stream of cost, Pangbong Project, 1997-2011, combined option (baht)

Year	(1) Cost of buying electric	Cost of operation	Improved Equipment	(2) Transmission line system improvement	Maintenance cost	Operation cost per year	Forest Protection cost	Total
1997	49,500	357,500	765,000	215,000	292,000	38,160	1,409070	3,126,230
1998	50,985	-	-	-	-	38,160	1,409070	1,498,215
1999	52,515	-	-	-	-	38,160	1,409070	1,499,745
2000	54,090	-	-	-	-	38,160	1,409070	1,501,320
2001	55,713	-	-	-	-	38,160	1,409070	1,502,943
2002	57,384	-	-	-	-	38,160	1,409070	1,504,614
2003	59,106	-	-	-	-	38,160	1,409070	1,506,336
2004	60,879	-	-	-	-	38,160	1,409070	1,508,109
2005	62,705	-	-	-	-	38,160	1,409070	1,509,935
2006	64,586	-	-	-	-	38,160	1,409070	1,511,816
2007	66,524	-	-	215,000	-	38,160	1,409070	1,728,754
2008	68,520	-	-	-	-	38,160	1,409070	1,515,750
2009	70,576	-	-	-	-	38,160	1,409070	1,517,806
2010	72,693	-	-	-	-	38,160	1,409070	1,519,923
2011	74,874	-	-	-	-	38,160	1,409070	1,522,104
Total	920,650	357,500	765,000	430,000	292,000	572,400	21,136,050	24,473,600

Note:

Average cost of power electric per household = 75 baht /Month and incremental rate of use at 3%.
Cost of operation included internal wiring and meter, average 6,500 baht/household.